<template>
  <div>
    <!--面包屑导航-->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>商品管理</el-breadcrumb-item>
      <el-breadcrumb-item>商品列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!--卡片视图-->
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <!--带搜索按钮的文本输入框-->
          <el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
            <el-button slot="append" icon="el-icon-search" @click="getGoodsList" ></el-button>
          </el-input>
        </el-col>
        <el-col :span="4">
          <el-button type="primary" @click="goAddPage">添加商品</el-button>
        </el-col>
      </el-row>
      <el-table :data="goodsList" border stripe>
        <el-table-column type="index"></el-table-column>
        <el-table-column label="商品名称" prop="goods_name"></el-table-column>
        <el-table-column label="商品价格（元）" prop="goods_price" width="95px"></el-table-column>
        <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
        <el-table-column label="创建时间" prop="add_time" width="140px">
          <template v-slot="scope">
            {{scope.row.add_time | dateFormat}}
          </template>
        </el-table-column>
        <el-table-column label="操作" prop="add_time">
          <template v-slot="scope">
            <el-button type="primary" icon="el-icon-edit" size="mini">编辑</el-button>
            <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)">删除</el-button>
          </template>
        </el-table-column>
      </el-table>
        <!--分页-->
        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-sizes="[1, 2, 5, 10]"
            :page-size="queryInfo.pagesize"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total" background>
        </el-pagination>
    </el-card>
  </div>
</template>

<script>
  export default {
    name: "List",
    data() {
      return {
        queryInfo:{
          query:'',
          pagenum:1,
          pagesize:1
        },
        goodsList:[],
        total:0
      }
    },
    created() {
      this.getGoodsList()
    },
    computed: {},
    methods: {
      async getGoodsList(){
        const{data:res} = await this.$http.get('goods',{params:this.queryInfo})
        if(res.meta.status !== 200){
          return this.$message.error('获取商品列表失败')
        }
        this.$message.success('获取商品列表成功')
        this.goodsList =res.data.goods
        console.log(this.goodsList);
        this.total = res.data.total
      },
      handleSizeChange(newSize){
        this.queryInfo.pagesize =newSize
        this.getGoodsList()
      },
      handleCurrentChange(newPage){
        this.queryInfo.pagenum = newPage
        this.getGoodsList()
      },
      removeById(id){
        this.$confirm('此操作将永久删除该商品, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).then(async () => {
          this.$message({
            type: 'success',
            message: '删除成功!'
          });
          const {data:res} = await this.$http.delete(`goods/${id}`)
          if(res.meta.status !==200){
            return this.$message.error('删除失败')
          }
          this.getGoodsList()
          this.$message.success('删除成功')
        }).catch(() => {
          this.$message({
            type: 'info',
            message: '已取消删除'
          });
        });
      },
      goAddPage(){
        this.$router.push('/goods/add')
      }
    }
  }
</script>

<style scoped>

</style>